<template>
  <div :style="styleObj">
    <v-chart ref="myVChart" :options="options" autoresize />
  </div>
</template>

<script>
import echarts from 'echarts'
import { targetWidgetLinkageLogic } from '@/views/report/reportManage/designer/linkageLogic'

let scale = []
let max
let min

// 竖刻度尺
export default {
  name: 'WidgetScaleVertical',
  components: {},
  props: {
    value: Object,
    ispreview: Boolean
  },
  data() {
    return {
      options: {
        yAxis: [
          {
            // 对底部高度有影响
            show: true,
            data: [],
            min: 0,
            max: max,
            axisLine: {
              show: false
            }
          },
          {
            show: false,
            min: 0,
            max: max
          },
          {
            type: 'category',
            position: 'left',
            offset: -5,
            axisLabel: {
              fontSize: 10,
              color: 'white'
            },
            axisLine: {
              show: false
            },
            axisTick: {
              show: false
            }
          }
        ],
        xAxis: [
          // 宽度
          {
            show: false,
            min: -10,
            max: 10,
            data: []
          },
          {
            show: false,
            min: -10,
            max: 10,
            data: []
          },
          {
            show: false,
            min: -10,
            max: 10,
            data: []
          },
          { // 刻度位置
            show: false,
            min: -3,
            max: 10,
            splitLine: {
              lineStyle: {
                color: 'rgba(56, 128, 138,1)'
              }
            }
          }
        ],
        series: [
          {
            name: '值',
            type: 'bar',
            barWidth: 35,
            xAxisIndex: 0,
            itemStyle: {
              normal: {
                color: '#0C2F6F',
                barBorderRadius: 50
              }
            },
            z: 2,
            data: [
              {
                label: {
                  normal: {
                    show: true,
                    position: 'top',
                    backgroundColor: {},
                    width: 10,
                    height: 50,
                    rich: {
                      back: {
                        align: 'center',
                        lineHeight: 50,
                        fontSize: 16,
                        fontFamily: 'digifacewide'
                      }
                    }
                  }
                }
              }
            ]
          },
          {
            name: '白框',
            type: 'bar',
            xAxisIndex: 1,
            barGap: '-100%',
            data: [max - 1],
            barWidth: 35,
            itemStyle: {
              normal: {
                color: '#0C2F6F',
                barBorderRadius: 50
              }
            },
            z: 1
          },
          {
            name: '外框',
            type: 'bar',
            xAxisIndex: 2,
            barGap: '-100%',
            data: [max],
            barWidth: 45,
            itemStyle: {
              normal: {
                color: 'rgba(56, 128, 138,1)',
                barBorderRadius: 50
              }
            },
            z: 0
          },
          {
            name: '刻度',
            type: 'bar',
            yAxisIndex: 0,
            xAxisIndex: 3,
            label: {
              normal: {
                show: true,
                position: 'left',
                distance: 10,
                color: 'rgba(56, 128, 138,1)',
                fontSize: 16,
                fontWeight: 'normal',
                formatter: function(params) {
                  if (params.dataIndex % 10 === 0) {
                    return params.dataIndex
                  } else if (params.dataIndex === max) {
                    return params.dataIndex
                  } else {
                    return ''
                  }
                }
              }
            },
            barGap: '-40%',
            data: scale,
            barWidth: 2,
            itemStyle: {
              normal: {
                color: 'rgba(56, 128, 138,1)'
              }
            },
            z: 0
          }
        ]
      },
      optionsStyle: {}, // 样式
      optionsData: {}, // 数据
      optionsCollapse: {}, // 图标属性
      optionsSetup: {},
      flagInter: null
    }
  },
  computed: {
    styleObj() {
      return {
        position: this.ispreview ? 'absolute' : 'static',
        width: this.optionsStyle.width + 'px',
        height: this.optionsStyle.height + 'px',
        left: this.optionsStyle.left + 'px',
        top: this.optionsStyle.top + 'px',
        background: this.optionsSetup.background
      }
    },
    allComponentLinkage() {
      return this.$store.state.designer.allComponentLinkage
    }
  },
  watch: {
    value: {
      handler(val) {
        this.optionsStyle = val.position
        this.optionsData = val.data
        this.optionsCollapse = val.collapse
        this.optionsSetup = val.setup
        this.editorOptions()
      },
      deep: true
    }
  },
  created() {
    this.optionsStyle = this.value.position
    this.optionsData = this.value.data
    this.optionsCollapse = this.value.collapse
    this.optionsSetup = this.value.setup
    this.editorOptions()
    targetWidgetLinkageLogic(this) // 联动-目标组件逻辑
  },
  methods: {
    // 修改图标options属性
    editorOptions() {
      this.setOptionsTitle()
      this.setOptionsMaxScale()
      this.setOptionsYAxis()
      this.setOptionsScale()
      this.setOptionsOutBar()
      this.setOptionsMargin()
      this.setOptionsData()
      this.setOptionsInBar()
    },
    // 标题设置
    setOptionsTitle() {
      const optionsSetup = this.optionsSetup
      const title = {}
      title.text = optionsSetup.titleText
      title.show = optionsSetup.isNoTitle
      title.left = optionsSetup.textAlign
      title.textStyle = {
        color: optionsSetup.textColor,
        fontSize: optionsSetup.textFontSize,
        fontWeight: optionsSetup.textFontWeight,
        fontStyle: optionsSetup.textFontStyle
      }
      title.subtext = optionsSetup.subText
      title.subtextStyle = {
        color: optionsSetup.subTextColor,
        fontWeight: optionsSetup.subTextFontWeight,
        fontSize: optionsSetup.subTextFontSize,
        fontStyle: optionsSetup.subTextFontStyle
      }
      this.options.title = title
    },
    // 最大刻度设置
    setOptionsMaxScale() {
      const optionsSetup = this.optionsSetup
      max = optionsSetup.maxScale
      scale = this.setScale(max)
    },
    setScale(max) {
      const scale = []
      for (let i = 0; i <= max; i++) {
        if (i <= 0 || i >= max) {
          scale.push('-2')
        } else {
          if ((i - 10) % 20 === 0) {
            scale.push('-2')
          } else if ((i - 10) % 4 === 0) {
            scale.push('-1')
          } else {
            scale.push('')
          }
        }
      }
      return scale
    },
    setOptionsYAxis() {
      this.options.yAxis[0].max = max
      this.options.yAxis[1].max = max
    },
    // 刻度设定
    setOptionsScale() {
      const optionsSetup = this.optionsSetup
      const series = this.options.series[3]
      // 刻度
      // 显示
      if (optionsSetup.isShowScale) {
        series.data = scale
      } else {
        series.data = 0
      }
      series.barWidth = optionsSetup.scaleBarWidth
      series.itemStyle = {
        normal: {
          color: optionsSetup.scaleColor
        }
      }
      // 刻度值
      series.label = {
        normal: {
          show: true,
          position: 'left',
          distance: 10,
          fontSize: optionsSetup.scaleFontSize,
          color: optionsSetup.scaleDataColor,
          fontWeight: optionsSetup.scaleFontWeight,
          formatter: function(params) {
            if (params.dataIndex % 10 === 0) {
              return params.dataIndex
            } else if (params.dataIndex === max) {
              return params.dataIndex
            } else {
              return ''
            }
          }
        }
      }
    },
    // 外框设置
    setOptionsOutBar() {
      const optionsSetup = this.optionsSetup
      const series = this.options.series[2]
      series.barWidth = optionsSetup.outBarWidth
      series.itemStyle = {
        normal: {
          color: optionsSetup.outBarColor,
          barBorderRadius: optionsSetup.outBarRadius
        }
      }
      series.data = [max]
    },
    // 内框设置
    setOptionsInBar() {
      const optionsSetup = this.optionsSetup
      const series = this.options.series[1]
      series.barWidth = optionsSetup.inBarWidth
      series.itemStyle = {
        normal: {
          color: optionsSetup.inBarColor,
          barBorderRadius: optionsSetup.inBarRadius
        }
      }
      series.data = [max - 1]
    },
    // 渐变色设置
    setOptionsColor(inputValue, inputMax) {
      const optionsSetup = this.optionsSetup
      const gradient = []
      if (inputValue > (inputMax * 0.7)) {
        gradient.push(
          {
            offset: 0,
            color: optionsSetup.bar0Color
          },
          {
            offset: 0.3,
            color: optionsSetup.bar30Color
          },
          {
            offset: 0.7,
            color: optionsSetup.bar70Color
          },
          {
            offset: 1,
            color: optionsSetup.bar100Color
          })
      } else if (inputValue > (inputMax * 0.3)) {
        gradient.push(
          {
            offset: 0,
            color: optionsSetup.bar0Color
          },
          {
            offset: 0.5,
            color: optionsSetup.bar30Color
          },
          {
            offset: 1,
            color: optionsSetup.bar70Color
          })
      } else {
        gradient.push(
          {
            offset: 0,
            color: optionsSetup.bar0Color
          },
          {
            offset: 1,
            color: optionsSetup.bar30Color
          })
      }
      return gradient
    },
    setShowValue(inputValue, inputMax) {
      let showValue = inputValue
      if (inputValue > inputMax) {
        showValue = inputMax
      } else {
        if (inputValue < 0) {
          showValue = 0
        } else {
          showValue = inputValue
        }
      }
      return showValue
    },
    // 提示语设置 tooltip
    setOptionsTooltip() {
      const optionsSetup = this.optionsSetup
      const tooltip = {
        trigger: 'item',
        show: true,
        textStyle: {
          color: optionsSetup.lineColor,
          fontSize: optionsSetup.tipFontSize
        }
      }
      this.options.tooltip = tooltip
    },
    // 边距设置
    setOptionsMargin() {
      const optionsSetup = this.optionsSetup
      const grid = {
        left: optionsSetup.marginLeft,
        right: optionsSetup.marginRight,
        bottom: optionsSetup.marginBottom,
        top: optionsSetup.marginTop,
        containLabel: true
      }
      this.options.grid = grid
    },
    setOptionsData(e, paramsConfig) {
      const optionsData = this.optionsData // 数据类型 静态 or 动态
      optionsData.dynamicData = optionsData.dynamicData || {} // 兼容 dynamicData undefined

      const myDynamicData = optionsData.dynamicData
      clearInterval(this.flagInter) // 不管咋，先干掉上一次的定时任务，避免多跑
      if (
        e &&
        optionsData.dataType !== 'staticData' &&
        Object.keys(myDynamicData.contextData).length
      ) {
        const keyArr = Object.keys(myDynamicData.contextData)
        paramsConfig.forEach((conf) => {
          if (keyArr.includes(conf.targetKey)) {
            myDynamicData.contextData[conf.targetKey] = e[conf.originKey]
          }
        })
      }
      optionsData.dataType === 'staticData'
        ? this.staticDataFn(optionsData.staticData)
        : this.dynamicDataFn(optionsData.dynamicData, optionsData.refreshTime)
    },
    // 静态数据
    staticDataFn(val) {
      const optionsSetup = this.optionsSetup
      const num = val[0]['num']
      // 渐变色
      const gradient = this.setOptionsColor(num, optionsSetup.maxScale)
      // 数值设定
      const series = this.options.series[0]
      const data = {
        value: this.setShowValue(num, optionsSetup.maxScale),
        label: {
          normal: {
            show: optionsSetup.isShow,
            position: 'top',
            distance: optionsSetup.fontDistance,
            width: 10,
            height: 50,
            formatter: '{back| ' + num + ' }',
            rich: {
              back: {
                align: 'center',
                lineHeight: 50,
                fontSize: optionsSetup.fontSize,
                fontWeight: optionsSetup.fontWeight,
                color: gradient[gradient.length - 1].color
              }
            }
          }
        }
      }
      series.barWidth = optionsSetup.inBarWidth
      series.itemStyle = {
        normal: {
          color: new echarts.graphic.LinearGradient(0, 1, 0, 0, gradient),
          barBorderRadius: optionsSetup.inBarRadius
        }
      }
      series.data[0] = data
    },
    dynamicDataFn(val, refreshTime) {
      if (!val) return
      if (this.ispreview) {
        this.getEchartData(val)
        this.flagInter = setInterval(() => {
          this.getEchartData(val)
        }, refreshTime)
      } else {
        this.getEchartData(val)
      }
    },
    getEchartData(val) {
      const data = this.queryEchartsData(val)
      data.then((res) => {
        this.renderingFn(res)
      })
    },
    renderingFn(val) {
      const optionsSetup = this.optionsSetup
      const num = val[0].value
      // 渐变色
      const gradient = this.setOptionsColor(num, optionsSetup.maxScale)
      // 数值设定
      const series = this.options.series[0]
      const data = {
        value: this.setShowValue(num, optionsSetup.maxScale),
        label: {
          normal: {
            show: optionsSetup.isShow,
            position: 'top',
            distance: optionsSetup.fontDistance,
            width: 10,
            height: 50,
            formatter: '{back| ' + num + ' }',
            rich: {
              back: {
                align: 'center',
                lineHeight: 50,
                fontSize: optionsSetup.fontSize,
                fontWeight: optionsSetup.fontWeight,
                color: gradient[gradient.length - 1].color
              }
            }
          }
        }
      }
      series.barWidth = optionsSetup.inBarWidth
      series.itemStyle = {
        normal: {
          color: new echarts.graphic.LinearGradient(0, 1, 0, 0, gradient),
          barBorderRadius: optionsSetup.inBarRadius
        }
      }
      series.data[0] = data
    }
  }
}
</script>

<style scoped lang="scss">
.echarts {
  width: 100%;
  height: 100%;
  overflow: hidden;
}
</style>
